56063831 has 2 divisors, whose sum is σ = 56063832. Its totient is φ = 56063830.

The previous prime is 56063803. The next prime is 56063837. The reversal of 56063831 is 13836065.

56063831 is nontrivially palindromic in base 4.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56063831 - 2⁶ = 56063767 is a prime.

It is a super-2 number, since 2×56063831² = 6286306292793122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56063837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28031915 + 28031916.

It is an arithmetic number, because the mean of its divisors is an integer number (28031916).

Almost surely, 2^56063831 is an apocalyptic number.

56063831 is a deficient number, since it is larger than the sum of its proper divisors (1).

56063831 is an equidigital number, since it uses as much as digits as its factorization.

56063831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 56063831 is about 7487.5784470014. The cubic root of 56063831 is about 382.7315436337.

Adding to 56063831 its reverse (13836065), we get a palindrome (69899896).

The spelling of 56063831 in words is "fifty-six million, sixty-three thousand, eight hundred thirty-one".